Jim Simons Renaissance Technologies
Jim Simons is the founder of Renaissance Technologies, one of the most successful quantitative hedge funds in the world. Before his career in finance, he served as a mathematics professor and made significant contributions to differential geometry. Simons applied his analytical expertise to develop sophisticated, algorithm-driven trading strategies, earning consistently high returns for investors.
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
Apple
AAPL
|
+$800M |
| 2 |
NVIDIA
NVDA
|
+$304M |
| 3 |
Broadcom
AVGO
|
+$261M |
| 4 |
Linde
LIN
|
+$237M |
| 5 |
JPMorgan Chase
JPM
|
+$208M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Costco
COST
|
+$656M |
| 2 |
Netflix
NFLX
|
+$632M |
| 3 |
Tesla
TSLA
|
+$474M |
| 4 |
Procter & Gamble
PG
|
+$428M |
| 5 |
Micron Technology
MU
|
+$332M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 22.04% |
| 2 | Healthcare | 15.35% |
| 3 | Industrials | 11.13% |
| 4 | Consumer Discretionary | 10.88% |
| 5 | Financials | 10.52% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
2176
ManpowerGroup
MAN
$2.61B
| $1.18M | ﹤0.01% |
+40,052
| New | +$1.19M |
|
2177
Agilon Health
AGL
$1.45B
| $1.18M | ﹤0.01% |
149,043
+54,202
| +57% | +$876K |
|
2178
United-Guardian
UG
$33.3M
| $1.18M | ﹤0.01% |
175,766
-10,879
| -6% | -$71.5K |
|
2179
ACNB Corp
ACNB
$656M
| $1.18M | ﹤0.01% |
24,556
+5,800
| +31% | +$286K |
|
2180
Hawthorn Bancshares
HWBK
$276M
| $1.17M | ﹤0.01% |
34,843
-2,358
| -6% | -$79.1K |
|
2181
Owlet
OWLT
$169M
| $1.17M | ﹤0.01% |
228,072
-58,337
| -20% | -$618K |
|
2182
Orthofix Medical
OFIX
$424M
| $1.17M | ﹤0.01% |
101,991
+20,600
| +25% | +$272K |
|
2183
Karat Packaging
KRT
$962M
| $1.16M | ﹤0.01% |
41,715
-6,600
| -14% | -$166K |
|
2184
loanDepot
LDI
$298M
| $1.16M | ﹤0.01% |
819,800
+539,452
| +192% | +$1.11M |
|
2185
iShares Global Energy ETF
IXC
$2.74B
| $1.16M | ﹤0.01% |
20,200
-5,700
| -22% | -$284K |
|
2186
Relmada Therapeutics
RLMD
$503M
| $1.16M | ﹤0.01% |
167,200
-17,800
| -10% | -$84.2K |
|
|
SOBO
2187
South Bow Corp
SOBO
$7.64B
| $1.16M | ﹤0.01% |
+34,880
| New | +$1.06M |
|
2188
West Fraser Timber
WFG
$5.5B
| $1.16M | ﹤0.01% |
17,800
-24,100
| -58% | -$1.63M |
|
2189
Resources Connection
RGP
$144M
| $1.16M | ﹤0.01% |
311,200
+30,000
| +11% | +$123K |
|
2190
Clarivate
CLVT
$1.19B
| $1.16M | ﹤0.01% |
+457,914
| New | +$1.17M |
|
2191
LGL Group
LGL
$93.3M
| $1.16M | ﹤0.01% |
166,594
+5,773
| +4% | +$39.9K |
|
2192
Upbound Group
UPBD
$1.11B
| $1.15M | ﹤0.01% |
+63,900
| New | +$1.25M |
|
2193
NI Holdings
NODK
$314M
| $1.15M | ﹤0.01% |
89,191
+1,100
| +1% | +$14.6K |
|
|
VPU
2194
Vanguard Utilities ETF
VPU
$8.48B
| $1.15M | ﹤0.01% |
+5,800
| New | +$1.13M |
|
2195
Oak Valley Bancorp
OVLY
$283M
| $1.15M | ﹤0.01% |
35,375
+10,602
| +43% | +$340K |
|
2196
Walmart Inc
WMT
$923B
| $1.15M | ﹤0.01% |
9,223
-300,037
| -97% | -$36.8M |
|
2197
Champion Homes
SKY
$5.1B
| $1.15M | ﹤0.01% |
+15,400
| New | +$1.33M |
|
2198
Greene County Bancorp
GCBC
$601M
| $1.14M | ﹤0.01% |
51,000
+1,300
| +3% | +$29.5K |
|
2199
Arteris
AIP
$1.39B
| $1.14M | ﹤0.01% |
69,400
-19,300
| -22% | -$306K |
|
|
PLG
2200
Platinum Group Metals
PLG
$196M
| $1.14M | ﹤0.01% |
+643,562
| New | +$1.56M |
|
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Jim Simons's Q1 2026 Portfolio in Review
As of Q1 2026, Jim Simons held 3,809 positions worth $63.9B, down 0.82% from $64.5B the previous quarter. Its ten largest holdings account for 11% of the portfolio.
Jim Simons's Q1 2026 filing shows 624 new, 1,320 increased, 1,262 reduced and 596 closed positions. Its largest new stake was Apple: 3,075,638 shares worth $781M. The largest sale was Costco, an estimated $656M.
By sector, the portfolio is most concentrated in Technology at 22% of assets, up from 21% a quarter earlier, followed by Healthcare and Industrials.
- Jim Simons's largest Q1 2026 buy was Apple: 3,075,638 shares worth $781M.
- Jim Simons added most to NVIDIA in Q1 2026, an estimated $304M increase.
- Jim Simons's biggest Q1 2026 reduction was Costco, cutting an estimated $656M.
- Jim Simons fully exited Procter & Gamble in Q1 2026, selling an estimated $428M.
- Jim Simons's ten largest holdings make up 11% of its $63.9B portfolio in Q1 2026.
- Jim Simons opened 624 new positions and closed 596 in Q1 2026.
- Jim Simons's portfolio value fell 0.82% quarter-over-quarter to $63.9B.
Based on Renaissance Technologies's 13F filing for Q1 2026, filed 14 May 2026.